ritual/nature-sim
ritual/nature-sim
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Moves stuff around, made a main menu and scene mgr

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Dan Baker 2025-07-03 14:08:39 +01:00
parent b2e3a3957b
commit 6c023a60a6
37 changed files with 888 additions and 214 deletions
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59
grass.gdshader
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@ -1,59 +0,0 @@
shader_type spatial;
render_mode cull_disabled, diffuse_toon, specular_schlick_ggx;
// Nice Shader by @_Malido ^^
uniform vec3 top_color: source_color;
uniform vec3 bottom_color: source_color;
uniform float ambient_occlusion_factor: hint_range(0.0, 1.0, 0.01) = 0.3;
uniform float specular_strength: hint_range(0.0, 1.0, 0.01) = 0.4;
uniform float player_displacement_strength: hint_range(0.0, 1.0, 0.01) = 0.4;
uniform float player_displacement_size: hint_range(0.0, 2.0, 0.01) = 1.0;
global uniform vec3 wind_direction; // Use a negative y component to give it an extra touch (For displacement effect and noise scroll direction)
global uniform float wind_strength;
uniform sampler2D wind_noise; // Periln FBM Noise looks Best
global uniform float wind_noise_size; // high values dont work well
global uniform float wind_noise_speed;
// Instance the Player Position through a GDScript in the _physics_process
global uniform vec3 player_position;
void vertex() {
vec3 world_position = (MODEL_MATRIX * vec4(VERTEX, 1.0)).xyz;
vec3 wind_texture = texture(wind_noise, world_position.xz * wind_noise_size + normalize(-wind_direction.xz) * (TIME + UV.y / 2.5) * wind_noise_speed).rgb;
vec3 wind_vector = (vec4(wind_texture * normalize(wind_direction) * wind_strength, 0.0) * MODEL_MATRIX).xyz;
float player_height = smoothstep(1.0, 0.0, length(player_position.y - world_position.y + 0.3));
vec3 push_direction = vec3(world_position - player_position) * vec3(1 , -0.3 ,1);
float player_position_factor = smoothstep(player_displacement_size, 0.0, length(push_direction));
vec3 player_push_vector = (vec4(normalize(push_direction), 0.0) * MODEL_MATRIX).xyz;
// Apply Player Position displacement
VERTEX += player_push_vector * (1.0 - UV.y) * player_position_factor * player_displacement_strength * player_height;
// Apply Wind displacement linearly
VERTEX += wind_vector * (1.0 - UV.y) * (1.0 - player_position_factor * 0.7);
// A new normal correction, which aligns the normals of the mesh facing upwards no matter the original direction.
NORMAL = vec3(0.0, 1.0, 0.0);
}
void fragment() {
vec3 color = mix(bottom_color, top_color, 1.0 - UV.y);
// Add fake ambient occlusion by darkening the base of the mesh
float ao_fallof = pow(UV.y, 5.0);
vec3 ao_color = bottom_color * (1.0 - ambient_occlusion_factor);
ALBEDO = mix(color, ao_color, ao_fallof);
ROUGHNESS = 0.4;
// Increase the Specular with Grass Height
SPECULAR *= (1.0 - UV.y) * specular_strength;
// Just removing some funny shading
if (!FRONT_FACING) {
NORMAL = -NORMAL;
}
}